*{
  margin: 0;
  padding: 0;
}
a{
  text-decoration: none;
  color: #a2a2a2;
}
li{
  list-style: none;
}
.banner {
  width: 100%;

}
.content {
  width: 600px;
  height: 225px;
  margin: 20px auto;
  position: relative;
}
#item {
  width: 100%;
  height: 100%;
}
.item {
  position: absolute;
  opacity: 0;
  transform: all 1s;
}
.item.active {
  opacity: 1;
}
#btn-left {
  width: 41px;
  height: 69px;
  background: url(../img/icon-slides.png) no-repeat -84px 50%;
  z-index: 99;
  position: absolute;
  left: 1px;
  top: 125%;
  transform: translateY(-50%);
  cursor: pointer;
}
#btn-left:hover{
  background-position: 0 50%;
}
#btn-right {
  width: 41px;
  height: 69px;
  background: url(../img/icon-slides.png) no-repeat -125px 50%;
  z-index: 99;
  position: absolute;
  right: 0;
  top: 125%;
  transform: translateY(-50%);
  cursor: pointer;
}
#btn-right:hover{
  background-position: -42px 50%;
}
#point {
  height: 20px;
  display: flex;
  position: absolute;
  bottom: -346px;
  right: 262px;
}
.point {
  width: 6px;
  height: 6px;
  border-radius: 10px;
  border: 2px solid #fff;
  background: rgba(0,0,0,.4);
  border-color: hsla(0, 1%, 64%, .3);
  overflow: hidden;
  cursor: pointer;
  margin: 5px;
}
.point:hover {
  background-color: hsla(0,0%,100%,.4);
  border-color: rgba(0,0,0,.4);
}
.point.active {
  background-color: hsla(0,0%,100%,.4);
  border-color: rgba(0,0,0,.4);
}
img {
  width: 100%;
}
.left-div {
  float: left; /* 左浮动 */
  width: 50%; /* 设置宽度 */
  height: 1000px; /* 设置高度 */
}
.right-div {
  float: right; /* 左浮动 */
  width: 50%; /* 设置宽度 */
  height: 1000px; /* 设置高度 */
}

.conter
        {
            height: 32px;

        }
        .conter2
        {
            height: 65px;

        }
        .conter1
        {
            height: 32px;
            top: 10px;
        }
        .color1
        {
            color: orangered;
            font-size: 15px;
        }
        .color2
        {
            color: rgb(100, 100, 100);
            font-size: 15px;
        }
        .color3
        {
            color: orangered;
            font-size: 22px;
        }

        .top_div
        {
          height: 38px;
          background-color: #323232;
        }

       .top-lt{
          color: #323232;;
          line-height: 38px;
          float:left;
        }

        .container
        {
          width: 80%;
        }

        .username
        {
        color:#a2a2a2;
        }
        .top_div_1
        {
        color: #323232;;
          line-height: 50px;
          background:#a2a2a2;
        }